/****************************************************************************
 *
 * Copyright 2016 Samsung Electronics All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific
 * language governing permissions and limitations under the License.
 *
 ****************************************************************************/

/*
 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
 * OF SUCH DAMAGE.
 *
 * This file is part of the lwIP TCP/IP stack.
 *
 * Author: Adam Dunkels <adam@sics.se>
 *
 */

#include <net/lwip/opt.h>
#include <net/lwip/ipv4/ip_addr.h>
#include <net/lwip/ipv4/inet.h>

u8_t ip_addr_netcmp(struct ip_addr *addr1, struct ip_addr *addr2, struct ip_addr *mask)
{
	return ((addr1->addr[0] & mask->addr[0]) == (addr2->addr[0] & mask->addr[0]) && (addr1->addr[1] & mask->addr[1]) == (addr2->addr[1] & mask->addr[1]) && (addr1->addr[2] & mask->addr[2]) == (addr2->addr[2] & mask->addr[2]) && (addr1->addr[3] & mask->addr[3]) == (addr2->addr[3] & mask->addr[3]));

}

u8_t ip_addr_cmp(struct ip_addr *addr1, struct ip_addr *addr2)
{
	return (addr1->addr[0] == addr2->addr[0] && addr1->addr[1] == addr2->addr[1] && addr1->addr[2] == addr2->addr[2] && addr1->addr[3] == addr2->addr[3]);
}

void ip_addr_set(struct ip_addr *dest, struct ip_addr *src)
{
	SMEMCPY(dest, src, sizeof(struct ip_addr));
	/*  dest->addr[0] = src->addr[0];
	   dest->addr[1] = src->addr[1];
	   dest->addr[2] = src->addr[2];
	   dest->addr[3] = src->addr[3]; */
}

u8_t ip_addr_isany(struct ip_addr *addr)
{
	if (addr == NULL) {
		return 1;
	}
	return ((addr->addr[0] | addr->addr[1] | addr->addr[2] | addr->addr[3]) == 0);
}
